All the tubes you would like to order are being delivered in the appropriative package, hich prevents the gear from damage and thus from the deterioration of performance attributes. All the tubes pass close selective control before shipping. So it should result in your satisfaction with the delivered tubes.

All of them that you can see at our web-site are guaranteed. We can make a replacement or turn the money back within one month.

We would like to receive your own opinion on our warranty
policy. We are ready to consider your own suggestions conserning order
warranty.